APA (7th ed.) Citation

Oldershaw, C. (2008). Gems of the world. Philip's.

Chicago Style (17th ed.) Citation

Oldershaw, Cally. Gems of the World. UK: Philip's, 2008.

MLA (9th ed.) Citation

Oldershaw, Cally. Gems of the World. Philip's, 2008.

Warning: These citations may not always be 100% accurate.